Surds. plzz help, matching up, thank you

Benjamin believes that ¼ % is equivalent to 25%. is he correct? why or why not?

F(x)=3(1.54)^x whats this how do you do it

The price of a box of 15 cloud markers is $12.70. the price of a box of 42 cloud markers is $31.60. all prices are without tax, and the price of the packaging is the same for any size. how much would 50 cloud markers in a box cost? write an equation which will tell the price p for the number n markers in the box.